Table 5.

 Health related outcomes in women aged 75-85 who took part in two year balance training programme for prevention of fall induced injuries (intervention) or no such programme (control). Mean changes are shown with 95% confidence intervals

SF-36 score	Control group			Intervention group		Estimated mean difference* between groups (95% CI)†	P value
	Data	No in group		Data	No in group
Physical function
Mean at baseline (SD)	57.47 (20.72)	353		59.40 (21.06)	351	—	—
Mean change from baseline to 12 mo	2.97 (1.02 to 4.92)	305		1.62 (−0.36 to 3.61)	294	−5.27 (−9.06 to −1.48)	0.01
Mean change from baseline to 24 mo	5.68 (3.81 to 7.56)	287		2.97 (1.06 to 4.87)	281	−3.90 (−7.51 to −0.30)	0.03
Mental health
Mean at baseline (SD)	60.70 (18.24)	354		61.33 (18.1)	350	—	—
Mean change from baseline to 12 mo	0.78 (−0.81 to 2.38)	304		−1.19 (−2.83 to 0.44)	291	−2.55 (−5.33 to 0.25)	0.07
Mean change from baseline to 24 mo	0.13 (−1.44 to 1.72)	284		−0.87 (−2.48 to 0.73)	281	−1.58 (−4.26 to 1.11)	0.25
General health
Mean at baseline (SD)	54.72 (16.05)	353		57.05 (15.80)	349	—	—
Mean change from baseline to 12 mo	−0.25 (−1.71 to 1.21)	301		−0.69 (−2.19 to 0.80)	287	−2.33 (−4.86 to 0.20)	0.04
Mean change from baseline to 24 mo	1.16 (−0.37 to 2.70)	282		1.40 (−0.15 to 2.97)	280	−1.64 (−4.21 to 0.93)	0.21
Vitality
Mean at baseline (SD)	46.62 (16.15)	350		48.44 (16.26)	350	—	—
Mean change from baseline to 12 mo	1.17 (−0.35 to 2.70)	303		−0.36 (−1.92 to 1.19)	290	−3.17 (−5.71 to −0.62)	0.01
Mean change from baseline to 24 mo	1.65 (0.04 to 3.26)	285		0.71 (−0.91 to 2.34)	281	−2.57 (−5.21 to 0.08)	0.06

*Negative mean difference between groups indicates better performance by intervention group.

†Computed from unadjusted marginal model with random effect for centre.